do not compress build/plotly.js

Author: archmoj

tasks/util/watchified_bundle.js

@@ -21,6 +21,7 @@ module.exports = function makeWatchifiedBundle(onFirstBundleCallback) {
     var b = browserify(constants.pathToPlotlyIndex, {
         debug: true,
         standalone: 'Plotly',
+        ignoreTransform: './tasks/compress_attributes.js',
         transform: [],
         cache: {},
         packageCache: {},